NPPES file of Aug 9, 2026

Ariel Shana Frey-Vogel, MD, MAT

Internal Medicine Physician · Boston, MA

Ariel Shana Frey-Vogel, MD, MAT is an internal medicine physician with a practice address in Boston, Massachusetts, and NPI 1811023591, issued on Feb 26, 2007. Check the license (Massachusetts L-224645, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1811023591
Name
Ariel Shana Frey-Vogel
Credential
MD, MAT
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
L-224645 MA
Self-reported in NPPES; status is on the state search
Practice location
175 Cambridge St., Cpzs-592, Boston, MA 02114
Phone
(617) 726-7782
Enumerated
Feb 26, 2007
Record last updated
Feb 23, 2015 (not updated in 11 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20090616000308); accepts Medicare assignment
Medical or professional school
Yale University School Of Medicine, 2005
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Ariel Shana Frey-Vogel in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license L-224645
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Massachusetts license search

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93% fewer Medicare Part D claims than the average internal medicine physician in 2024

230 Medicare Part D claims for 26 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Ariel Frey-Vogel230
  2. Specialty average3,176

Most prescribed

  1. Estradiol21 claims
  2. Estradiol (Twice Weekly)19 claims
  3. Spironolactone17 claims
  4. Estradiol Valerate12 claims
  5. Testosterone11 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through 2 group practices

  1. Massachusetts General Physicians Organization IncBoston, MA
  2. The General Hospital CorporationBoston, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ariel Shana Frey-Vogel among 6,825 internal medicine physician records in Massachusetts

Ariel Shana Frey-Vogel, MD, MAT is one of 6,825 internal medicine physician records with a practice address in Massachusetts. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 46% of them.

  • NPI issued2007 · 46% of these records are older, 45% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2005 · median 2004 among the 4,103 with a school on file
  • Record last updated2015 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

2,320 internal medicine physician records list a practice address in Boston

They are 2,320 of the 41,865 NPPES records with a practice address in Boston, and 6,825 internal medicine physician records in Massachusetts.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Jaime Chang, MDBoston, MA 021141205825197
  2. Jeffrey Engelman, MD PHDBoston, MA 021141538159108
  3. James Evans, MDBoston, MA 021141215939533
  4. Nicolette Fontaine, MDBoston, MA 021141841287174
  5. Nancy Gagliano, MDBoston, MA 021141881680767
  6. Patricia Gibbons, MDBoston, MA 021141619967221
  7. Steven Hersch, MDBoston, MA 021141174512149
  8. Mira Kautzky, M.D.Boston, MA 021141972505402

Common questions

What is Ariel Shana Frey-Vogel, MD, MAT's NPI number?

Ariel Shana Frey-Vogel, MD, MAT's National Provider Identifier (NPI) is 1811023591, issued on Feb 26, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Ariel Shana Frey-Vogel, MD, MAT located?

The NPPES record lists a practice address at 175 Cambridge St., Cpzs-592, Boston, MA, 02114. Phone: (617) 726-7782. Providers update this record themselves, so call before visiting.

How can I verify Ariel Shana Frey-Vogel, MD, MAT's license?

NPPES lists Massachusetts license number L-224645, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Ariel Shana Frey-Vogel, MD, MAT prescribe under Medicare Part D?

In 2024, Ariel Shana Frey-Vogel, MD, MAT had 230 Medicare Part D claims for 26 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.